Patents by Inventor Hyung-Jin Lee

Hyung-Jin Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20190044528
    Abstract: An apparatus is provided which comprises: a thermal sensor comprising one or more n-type devices or p-type devices that suffer from subthreshold factor variation, wherein the thermal sensor is to generate an output digital code representing a temperature; and a calibration circuitry coupled to the thermal sensor, wherein the calibration circuitry is to trim the effects of subthreshold factor variation from the output digital code.
    Type: Application
    Filed: February 7, 2018
    Publication date: February 7, 2019
    Applicant: Intel Corporation
    Inventors: Cho-Ying Lu, Hyung-Jin Lee
  • Patent number: 10187798
    Abstract: A terminal device having a subscriber identity device and a method for selecting a profile thereof, are disclosed. A mobile communication terminal device comprises: a subscriber identity module including a profile, a network authenticator which performs an authentication procedure for a communication network on the basis of a provisioning profile among profiles, and which receives authentication completion information from an operator server of the communication network; and a network access unit which accesses the communication network on the basis of the authentication completion information, and which receives a service from the operator server on the basis of an operational profile corresponding to an operator of the communication network among the profiles.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: January 22, 2019
    Assignee: KT Corporation
    Inventors: Hyung Jin Lee, Kwan Lae Kim, Chul Hyun Park, Myoung Hee Seo, Jin Hyoung Lee, Youn Pil Jeung
  • Publication number: 20180374466
    Abstract: The anisotropic media has an anisotropic layer, is disposed between outer isotropic media, causes multiple mode transmission on an elastic wave having a predetermined mode incident into the anisotropic media, and has a mode-coupling stiffness constant not zero. A thickness of the anisotropic layer according to modulus of elasticity and excitation frequency satisfies Equation (2) which is a phase matching condition of elastic waves propagating along the same direction or Equation (3) which is a phase matching condition of elastic waves propagating along the opposite direction, to generate mode conversion Fabry-PĂ©rot resonance, ???kqld?kqsd=(2n+1)?, ??Equation (2) ???kqld+kqsd=(2m+1)?, ??Equation (3) kql is wave numbers of anisotropic media with quasi-longitudinal mode. is wave numbers of anisotropic media with quasi-shear mode. d is a thickness of anisotropic media. n and m are integers.
    Type: Application
    Filed: July 24, 2018
    Publication date: December 27, 2018
    Applicant: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yoon-young KIM, Xiongwei YANG, Min-woo KWEUN, Hyung-jin LEE
  • Patent number: 10111092
    Abstract: A terminal device having a subscriber identity device and a method for selecting a profile thereof, are disclosed. A mobile communication terminal device comprises: a subscriber identity module including a profile, a network authenticator which performs an authentication procedure for a communication network on the basis of a provisioning profile among profiles, and which receives authentication completion information from an operator server of the communication network; and a network access unit which accesses the communication network on the basis of the authentication completion information, and which receives a service from the operator server on the basis of an operational profile corresponding to an operator of the communication network among the profiles.
    Type: Grant
    Filed: November 5, 2013
    Date of Patent: October 23, 2018
    Assignee: KT Corporation
    Inventors: Hyung Jin Lee, Kwan Lae Kim, Chul Hyun Park, Myoung Hee Seo, Jin Hyoung Lee, Youn Pil Jeung
  • Patent number: 10109551
    Abstract: Embodiments of the present disclosure provide techniques and configurations for integrally determining a parameter (e.g., temperature) of a die of an integrated circuit. In one instance, the apparatus may comprise a die including a first (e.g., remote) area and a second (e.g., local) area disposed at a distance from the first area, and circuitry to determine a parameter associated with the remote area of the die. The circuitry may include: a first sensing device disposed in the remote area, to provide first readings associated with the parameter; a second sensing device disposed in the local area, to provide second readings associated with the parameter; and a control module coupled with the sensing devices and disposed in the local area, to facilitate a determination of the parameter based on the first and second readings provided by the first and second sensing devices. Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: October 23, 2018
    Assignee: Intel Corporation
    Inventors: Cho-Ying Lu, Matthias Eberlein, Hyung-Jin Lee
  • Patent number: 10080267
    Abstract: An AC-driven LED lighting apparatus includes: a triac dimmer to generate a modulated AC voltage by modulating a phase of AC power according to a selected level of dimming; a rectifying circuit to generate drive voltage by full-wave-rectifying the AC voltage having the phase modulated by the triac dimmer; a dimming level detector to detect a dimming level according to the drive voltage; a phase cut reference setting unit for setting a phase cut reference value; and a LED driving module for constant-current-controlling a plurality of LED groups by comparing the detected dimming level with the phase cut reference value, wherein the light emitting element driving module comprises a LED current blocking unit for blocking a drive current supplied to the plurality of LED groups when the dimming level is lower than the phase cut reference value.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: September 18, 2018
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Hyung Jin Lee, Hyun Gu Kang, Sang Wook Han
  • Publication number: 20180160497
    Abstract: An AC-driven LED lighting apparatus includes: a triac dimmer to generate a modulated AC voltage by modulating a phase of AC power according to a selected level of dimming; a rectifying circuit to generate drive voltage by full-wave-rectifying the AC voltage having the phase modulated by the triac dimmer; a dimming level detector to detect a dimming level according to the drive voltage; a phase cut reference setting unit for setting a phase cut reference value; and a LED driving module for constant-current-controlling a plurality of LED groups by comparing the detected dimming level with the phase cut reference value, wherein the light emitting element driving module comprises a LED current blocking unit for blocking a drive current supplied to the plurality of LED groups when the dimming level is lower than the phase cut reference value.
    Type: Application
    Filed: June 4, 2015
    Publication date: June 7, 2018
    Inventors: Hyung Jin LEE, Hyun Gu KANG, Sang Wook HAN
  • Publication number: 20180116021
    Abstract: A light-emitting diode (LED) lighting apparatus including at least one LED group including a plurality of LEDs, a rectifier configured to rectify an alternating current (AC) voltage and generate a driving voltage for the at least one LED group, and a system-in-package (SIP) configured to drive and control the at least one LED group, in which the SIP is connected to the at least one LED group and the rectifier, and includes a driving module, a functional module, and a first resistor disposed on a single substrate.
    Type: Application
    Filed: December 19, 2017
    Publication date: April 26, 2018
    Inventors: Sung Ho JIN, Sang Wook HAN, Hyung Jin LEE
  • Patent number: 9924357
    Abstract: A method for providing mobile communication provider information and a device for performing the same are disclosed. A terminal having an eUICC receives data, in which mobile communication provider information is capsulized and included, and stores the received data in the eUICC. Therefore, the mobile communication provider information can be transferred by applying the highest security scheme, and duplication of the eUICC due to the exposure of an authentication key by external hacking attacks can be prevented.
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: March 20, 2018
    Assignee: KT Corporation
    Inventors: Hyung Jin Lee, Kwan Lae Kim, Joo Young Kim, Chul Hyun Park, Jin Hyoung Lee, Youn Pil Jeung
  • Publication number: 20180014190
    Abstract: A method for providing mobile communication provider information and a device for performing the same are disclosed. A terminal having an eUICC receives data, in which mobile communication provider information is capsulized and included, and stores the received data in the eUICC. Therefore, the mobile communication provider information can be transferred by applying the highest security scheme, and duplication of the eUICC due to the exposure of an authentication key by external hacking attacks can be prevented.
    Type: Application
    Filed: September 6, 2017
    Publication date: January 11, 2018
    Applicant: KT Corporation
    Inventors: Hyung Jin LEE, Kwan Lae KIM, Joo Young KIM, Chul Hyun PARK, Jin Hyoung LEE, Youn Pil JEUNG
  • Publication number: 20180013759
    Abstract: A method of managing a file of a subscriber authenticating module embedded in a terminal device and a module for authenticating a subscriber by using the method. The method of managing the file includes configuring a file structure for one or more profiles and managing one or more files included in the file structure in response to a request. Thus, the method is efficient for a multiple-profile environment.
    Type: Application
    Filed: September 6, 2017
    Publication date: January 11, 2018
    Applicant: KT Corporation
    Inventors: Myoung Hee SEO, Jin Hyoung LEE, Kwan Lae KIM, Chul Hyun PARK, Hyung Jin LEE
  • Publication number: 20170366972
    Abstract: A terminal device having a subscriber identity device and a method for selecting a profile thereof, are disclosed. A mobile communication terminal device comprises: a subscriber identity module including a profile, a network authenticator which performs an authentication procedure for a communication network on the basis of a provisioning profile among profiles, and which receives authentication completion information from an operator server of the communication network; and a network access unit which accesses the communication network on the basis of the authentication completion information, and which receives a service from the operator server on the basis of an operational profile corresponding to an operator of the communication network among the profiles.
    Type: Application
    Filed: August 30, 2017
    Publication date: December 21, 2017
    Applicant: KT Corporation
    Inventors: Hyung Jin LEE, Kwan Lae KIM, Chul Hyun PARK, Myoung Hee SEO, Jin Hyoung LEE, Youn Pil JEUNG
  • Publication number: 20170318465
    Abstract: A method for configuring a profile of a subscriber authenticating module embedded and installed in a terminal device, and an apparatus using same, are disclosed. The subscriber authenticating module embedded and installed in the terminal device according to an exemplary embodiment includes one or more network access application related data sets and one or more profiles having unique identifiers. The present invention enables an eco-system provider such as a network service provider, a eUICC manufacturer, or a terminal manufacturer to develop an efficient and rapid eUICC and provide a eUICC service.
    Type: Application
    Filed: July 10, 2017
    Publication date: November 2, 2017
    Applicant: KT Corporation
    Inventors: Myoung Hee SEO, Kwan Lae KIM, Chul Hyun PARK, Jin Hyoung LEE, Hyung Jin LEE, Youn Pil JEUNG
  • Patent number: 9807828
    Abstract: An LED lighting apparatus according to exemplary embodiments includes a rectification circuit configured to rectify a modulated AC voltage to generate a drive voltage, an LED driving module connected to a plurality of LED groups and configured to apply a drive current to at least one of the plurality of LED groups according to a level of the drive voltage, and a dimming level detector configured to detect a dimming level corresponding to the drive voltage. The LED driving module is configured to compare the detected dimming level to a reference value and block the drive current based on a result of the comparison.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: October 31, 2017
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Hyung Jin Lee, Hyun Gu Kang, Sang Wook Han
  • Publication number: 20170238186
    Abstract: An embedded universal integrated circuit card (eUICC) configured to control and enforce policy rules includes a policy rule storage configured to define actions and conditions required to enforce a plurality of policies and store a plurality of policy rules; a policy controller configured to control the plurality of policy rules; and a policy enforcer configured to enforce the plurality of policy rules. The policy is a principle reflecting rules for controlling the eUICC and an external entity remotely managing the eUICC. The plurality of policy rules includes a first type of policy rules and a second type of policy rules, the first type of policy rules and the second type of policy rules being managed in physically different places.
    Type: Application
    Filed: May 2, 2017
    Publication date: August 17, 2017
    Applicant: KT CORPORATION
    Inventors: Hyung Jin LEE, Youn Pil JEUNG, Sung Chul KIM
  • Publication number: 20170231051
    Abstract: Disclosed are a light emitting diode (LED) driver circuit having improved flicker performance and an alternating current-driving type LED lighting device including the same. The LED driver circuit can remove an LED off period using a charging and discharging circuit during a compensation period so as to reduce light output deviation of an LED lighting device, and provide a driving voltage to another element of the LED lighting device, using the charging and discharging circuit during an additional discharging period so as to simultaneously improve power efficiency.
    Type: Application
    Filed: October 14, 2015
    Publication date: August 10, 2017
    Inventors: Sung Ho JIN, Sang Wook HAN, Young Do JUNG, Hyung Jin LEE
  • Patent number: 9730060
    Abstract: A system for transferring a profile that is stored at an authentication module includes: a first terminal that includes a first authentication module and that operates based on a user profile that is stored at the first authentication module; a second terminal that includes a second authentication module and that requests the user profile by transmitting a first message including user identification information; and a management server that receives the first terminal and that acquires a profile that is stored at the first terminal based on user identification information and that transmits the acquired profile to the second terminal, wherein the first terminal exports the stored profile, and the second terminal installs a profile, having received from the management server at the second authentication module.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: August 8, 2017
    Assignee: KT Corporation
    Inventors: Kwanlae Kim, Chul-Hyun Park, Jin-Hyoung Lee, Hyung-Jin Lee
  • Publication number: 20170208452
    Abstract: A method and apparatus for backing up a profile of in a repository are disclosed. The method of backing up a profile is a method of backing up a profile in a subscriber management server, and includes receiving a backup request for a profile stored in an authentication module from the authentication module, providing information for at least one repository to the authentication module, the information being generated by confirming a state of the at least one repository to back up the profile according to the backup request, and storing the profile in a repository selected by the authentication module based on the information for at least one repository. Therefore, the user can directly select a reliable repository and back up the profile of the authentication module.
    Type: Application
    Filed: March 30, 2017
    Publication date: July 20, 2017
    Applicant: KT Corporation
    Inventors: Kwan Lae KIM, Chul Hyun PARK, Jin Hyoung LEE, Hyung Jin LEE
  • Patent number: 9706407
    Abstract: A method for configuring a profile of a subscriber authenticating module embedded and installed in a terminal device, and an apparatus using same, are disclosed. The subscriber authenticating module embedded and installed in the terminal device according to an exemplary embodiment includes one or more network access application related data sets and one or more profiles having unique identifiers. The present invention enables an eco-system provider such as a network service provider, a eUICC manufacturer, or a terminal manufacturer to develop an efficient and rapid eUICC and provide a eUICC service.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: July 11, 2017
    Assignee: KT Corporation
    Inventors: Myoung Hee Seo, Kwan Lae Kim, Chul Hyun Park, Jin Hyoung Lee, Hyung Jin Lee, Youn Pil Jeung
  • Patent number: 9678994
    Abstract: A method and apparatus for backing up a profile of in a repository are disclosed. The method of backing up a profile is a method of backing up a profile in a subscriber management server, and includes receiving a backup request for a profile stored in an authentication module from the authentication module, providing information for at least one repository to the authentication module, the information being generated by confirming a state of the at least one repository to back up the profile according to the backup request, and storing the profile in a repository selected by the authentication module based on the information for at least one repository. Therefore, the user can directly select a reliable repository and back up the profile of the authentication module.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: June 13, 2017
    Assignee: KT Corporation
    Inventors: Kwan Lae Kim, Chul Hyun Park, Jin Hyoung Lee, Hyung Jin Lee